CN208166669U - A kind of integration gas stripping type SBR sewage-treatment plant - Google Patents

Abstract

The utility model discloses a kind of integrated gas stripping type SBR sewage-treatment plants, including ontology, partition is equipped in ontology, chamber body is divided into conditioning tank and reaction tank by partition, ontology wall surface positioned at conditioning tank side is equipped with water inlet, ontology wall surface positioned at reaction tank side is equipped with water outlet, water inlet air lift component is equipped in conditioning tank, draining air lift component and aeration component are equipped in reaction tank, conditioning tank and reaction tank are placed in same main body by the utility model, make that installation area is smaller and connection type is simple, energy consumption is lower, it is effective against the impact of water and organic dirt, pass through the time control process control of multiple air lift components and aeration component, make anaerobism in reaction tank, aerobic alternate treatment, good purification.

Description

A kind of integration gas stripping type SBR sewage-treatment plant

Technical field

The utility model relates to small to field of environment protection equipment more particularly to a kind of occupied area, structure is simple, control spirit A kind of integrated gas stripping type SBR sewage-treatment plant living, low energy consumption.

Background technique

The domestic consumption of rural resident is influenced by factors such as living condition, living habit and solar term.Life in the countryside Sewage is all smaller with extracellular water volume except samll cities and towns, and general people in the countryside are sparsely populated, and quantity is also few, and the sewage quantity of generation is small； But variation coefficient is big, rural resident's rule of life is close, therefore domestic sewage in rural areas amount morning and evening can be bigger than daytime, night Between discharge amount very little, or even can stop, water fluctuation is big.Therefore, it during rural sewage treatment, is cut using dense population areas Dirt is received pipe, the mode of building sewage treatment plant and is no longer applicable in, and adaptation to local conditions using investment cost is few, operational management is simple Separated practices technique and device are a kind of ideal selections.

SBR is the abbreviation of sequencing batch reactor, is a kind of activated sludge run by intermittent aerating mode Sewage disposal technology, also known as sequencing batch active sludge.Different from traditional waste water treatment process, SBR technology is divided using the time The space segmentation of mode of operation substitution mode of operation, unstable biochemical reaction substitutes stable state biochemical reaction, stands ideal precipitating Substitute traditional dynamic precipitation.Its orderly and intermittently operated being mainly characterized by operationally, the core of SBR technology is SBR Reaction tank, Chi Ji homogenizing, just heavy, biodegrade, two functions such as heavy are in a pond, no sludge recirculation system.

One complete operating process of SBR technique, that is, the operating process of each batch reactor when treating wastewater Including following 5 stages：1. intaking the phase；2. reacting the phase；3. precipitating the phase；4. draining the spoil disposal phase；5. lay-up period.The operation work of SBR Condition is characterized by intermittently operated.Wherein terminate from water inlet, reaction, precipitating, draining spoil disposal to lay-up period as a cycle of operation.? In one cycle of operation, the runing time in each stage, the variation of mixeding liquid volume and operating status etc. are ok in the reaction phase It is flexibly grasped according to the property of specific sewage, effluent quality and operation function requirement etc..

Since existing SBR sewage-treatment plant uses multiple isolated reaction tanks or conditioning tank, occupied area is larger, connection Pipeline is more and structure is complicated, can not be suitable for the small flow in rural area, dispersing type, intermittent sanitary sewage disposal.

Utility model content

The utility model mainly solves existing sewage-treatment plant using multiple isolated reaction tanks or conditioning tank, the company of causing Adapter tube road is more and structure is complicated, the larger technical problem of occupied area；Provide that a kind of occupied area is small, structure is simple, control The integrated gas stripping type SBR sewage-treatment plant that system is flexible, low energy consumption.

In order to solve above-mentioned technical problem, the utility model is mainly adopted the following technical solutions：

A kind of integrated gas stripping type SBR sewage-treatment plant of the utility model, described device includes hollow body, institute State and be equipped with vertical baffle in ontology, chamber body is divided into conditioning tank and reaction tank by the partition, be located at conditioning tank side and Ontology wall surface far from partition is equipped with water inlet, and positioned at reaction tank side and the ontology wall surface far from partition is equipped with water outlet Mouthful, water inlet air lift component is set in the conditioning tank, and draining air lift component and aeration component, the water inlet are equipped in the reaction tank Air lift component and draining air lift component connect with outer fan, and conditioning tank and reaction tank are designed in same ontology, are only passed through Partition separates, and makes that installation area is smaller and connection type is simple, energy consumption is lower, can the non-quantitative that enters of continuous processing it is dirty Water is effective against the impact of sewage quantity and organic pollutant, by the time control process control of air lift component and aeration component, makes anti- Anaerobism, aerobic alternate treatment in Ying Chi, good purification, and effectively control the expansion of activated sludge.

Preferably, the cylindrical structure of ontology, bodies top is equipped with top cover, convenient for the impurity treatment for blocking dirty basket With the maintenance of body interior facility.

Preferably, the water inlet air lift component includes the first water inlet pipe, the first air inlet pipe and the first water lift pipe, described the One water inlet pipe upper port is located at the bottom of the conditioning tank, the first water inlet infratubal port and the first air inlet infratubal port it is in parallel and with The first water lift infratubal port connection, the first water lift pipe upper port are higher than the water surface of conditioning tank and communicate with the reaction tank, The draining air lift component includes the second water inlet pipe, the second air inlet pipe and the second water lift pipe, the second water inlet pipe upper port position In the middle part of the reaction tank, the second water inlet infratubal port and the second air inlet infratubal port it is in parallel and under the second water lift pipe Port connection, the second water lift pipe upper port are higher than the water surface of reaction tank and connect with the water outlet, and the aeration component includes It is aerated air inlet pipe and aeration plate, the aeration plate is located at the bottom of reaction tank and connects with the lower port of the aeration air inlet pipe, The upper port of first air inlet pipe, the second air inlet pipe and aeration air inlet pipe connects with the outer fan, corresponding air inlet pipe and exposure Gas air inlet pipe is controlled by the opening and closing of time-control electromagnetic valve, and air and sewage are carried out gas-liquid mixed in water lift pipe, make sewage or Clear liquid causes density to reduce because being mixed into air, forms density contrast, and sewage or clear liquid can rise and be discharged along water lift pipe, reaction tank Interior sewage passes through the processing for five stages of reaction such as intake, be aerated, precipitate, drain and leave unused, experience anaerobism, aerobic alternating State forms DO, BOD₅Concentration gradient, effectively control the expansion of activated sludge, good purification, and stagnant in conditioning tank Retention amount handles water, then has dilution buffer effect to the sewage of entrance, is effective against the impact of water variation and organic dirt.

Preferably, be arranged at the first water inlet pipe upper port into water casing, the water inlet casing both ends open, into Jacket pipe upper port be higher than the conditioning tank the water surface, water jacket infratubal port be lower than the first water inlet pipe upper port, described second Water drain casing tube, the water drain casing tube both ends open are arranged at water inlet pipe upper port, water drain casing tube upper port is higher than the reaction The water surface in pond, water drain casing tube lower port are lower than the upper port of the second water inlet pipe, can block in the water inlet setting of corresponding water inlet pipe The casing for cutting bulky grain pollutant enters to block dross existing for conditioning tank or the reaction tank water surface or top waters, prevents Water lift blockage leads to the failure of air lift function.

Preferably, the water inlet, which is equipped with, blocks dirty basket, the pollutant impurity that can intercept bulky grain enters processing unit And pipeline blockage is caused, influence treatment effect.

The utility model has the beneficial effects that：Conditioning tank and reaction tank are located in the ontology of same device, only pass through partition Separate, make that whole device occupied area is smaller and connection type is simple, energy consumption is lower, can the non-quantitative that is discharged into of continuous processing it is dirty Water, by water inlet air lift component, draining air lift component and be aerated component time control program open and close control, make sewage treatment pass through into Water, aeration, precipitating, draining and five stages of reaction such as idle, sewage undergoes anaerobism, aerobic alternating state, shape in reaction tank At DO, BOD₅Concentration gradient, effectively control the expansion of activated sludge, good purification, and the delay storage in conditioning tank Water is handled, then has dilution buffer effect to the sewage of entrance, is effective against the impact of water variation and organic dirt.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of the utility model.

1. ontology in figure, 2. partitions, 3. conditioning tanks, 4. reaction tanks, 5. water inlets, 6. water outlets, 7. top covers, 8. first into Water pipe, 9. first air inlet pipe, 10. first water lift pipes, 11. second water inlet pipes, 12. second air inlet pipe, 13. second water lift pipes, 14. It is aerated air inlet pipe, 15. aeration plates, 16. water inlet casings, 17. water drain casing tubes, 18. block dirty basket.

Specific embodiment

Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.

Embodiment：A kind of integrated gas stripping type SBR sewage-treatment plant of the present embodiment, as shown in Figure 1, including hollow form Ontology 1, the cylindrical structure of ontology, bodies top are equipped with top cover 7, vertical baffle 2 are equipped in ontology, and partition divides chamber body It is divided into conditioning tank 3 and reaction tank 4, positioned at conditioning tank side and the ontology wall surface far from partition is equipped with water inlet 5, water inlet End, which is equipped with, blocks dirty basket 18, and positioned at reaction tank side and the ontology wall surface far from partition is equipped with and leads to external water outlet 6, It is equipped with water inlet air lift component in conditioning tank, draining air lift component and aeration component are equipped in reaction tank, wherein water inlet air lift component Including the first water inlet pipe 8, the first air inlet pipe 9 and the first water lift pipe 10, the first water inlet pipe upper port is located at the bottom of conditioning tank, the One water inlet infratubal port and the first air inlet infratubal port are in parallel and be connected to the first water lift infratubal port, the first water lift pipe upper port Higher than conditioning tank the water surface and communicated with reaction tank, be arranged at the first water inlet pipe upper port into water casing 16, casing of intaking Both ends open, water inlet casing upper port are higher than the water surface of conditioning tank, and water jacket infratubal port is lower than the first water inlet pipe upper port, Middle draining air lift component includes the second water inlet pipe 11, the second air inlet pipe 12 and the second water lift pipe 13, the second water inlet pipe upper port position In the middle part of reaction tank, the second water inlet infratubal port and the second air inlet infratubal port are in parallel and connect with the second water lift infratubal port Logical, the second water lift pipe upper port is higher than the water surface of reaction tank and connects with water outlet, the row of being arranged at the second water inlet pipe upper port Jacket pipe 17, water drain casing tube both ends open, water drain casing tube upper port are higher than the water surface of reaction tank, and water drain casing tube lower port is lower than the The upper port of two water inlet pipes, wherein aeration component includes that aeration air inlet pipe 14 and aeration plate 15, aeration plate are located at the bottom of reaction tank Portion and with aeration air inlet pipe lower port connect, the first air inlet pipe, the second air inlet pipe and be aerated air inlet pipe upper port pass through Time-control electromagnetic valve connects with outer fan.

When device is run, sewage enters conditioning tank by water inlet, and conditioning tank plays the work to catchment with regulating water quality water With the storage being detained in conditioning tank handles water, has dilution, buffer function to the sewage newly entered, is highly resistant to amount of inlet water The impact of variation and organic dirt, and block dirty basket and then the pollutant impurity of larger particles is intercepted and collected, mitigate in conditioning tank Processing load；The sewage treatment of reaction tank is divided into water, aeration, precipitating, draining, leave unused five stages of reaction, when water inlet, wind Machine starting, time-control electromagnetic valve open the first air inlet pipe, and according to air lift principle, outside air is continuously fed to adjust by the first air inlet pipe Pond, the sewage being sent into the first water inlet pipe mix in the first water lift pipe, and the water inlet casing of the first water inlet pipe mouth suit then stops And the dross in conditioning tank is filtered, the blocking of water inlet pipe and water lift pipe is prevented, at this point, the sewage in the first water lift pipe is because being mixed into sky Gas and reduce density, form density contrast in water lift pipe, and then rise along the first water lift pipe, finally flow into reaction tank, water inlet After, into aeration phase, at this point, time-control electromagnetic valve opens aeration air inlet pipe, air inlet pipe is aerated by outside air and passes through exposure Gas disk, which is sent into, reacts bottom of pond portion, the sufficient Aerobic Process for Treatment of the pollutants such as COD, ammonia nitrogen in sewage progress, after aeration phase, Blower stops, and reaction tank enters precipitate phase, and sewage precipitates under ideal stationary state, DO in reaction tank in sewage, BOD₅Concentration in gradient distribution, it is short processing time, high-efficient；After the precipitating phase, blower is again started up, and time-control electromagnetic valve is opened Second air inlet pipe, the second air inlet pipe mention the reaction tank upper clear supernate that the outside air being passed through is sent into the second water inlet pipe second The water drain casing tube of mixing in water pipe, the second water inlet pipe upper port suit then stops and filters the dross in reaction tank, prevents into water The blocking of pipe and water lift pipe, at this point, density due to being mixed into air of the clear liquid in the second water lift pipe reduces, the shape in the second water lift pipe Rise at density contrast, and then along the second water lift pipe, is discharged finally by water outlet；Drain finishes, and reaction tank enters lay-up period, not busy After setting the phase, device can enter next cycle of operation again.So circulation, can the sewage that is discharged into of continuous processing, clean-up effect It is good, and can be effectively controlled the expansion of activated sludge.

In the description of the present invention, technical term "upper", "lower", "front", "rear", "left", "right", " vertical ", " cross ", "inner", "outside" etc. indicate direction or positional relationship is direction based on the figure or positional relationship, are merely for convenience of describing With understand the technical solution of the utility model, described above not to limit the utility model, the utility model is also not only It is limited to above explained citing, the change that those skilled in the art are made in the essential scope of the utility model Change, retrofit, increase or replace, is regarded as the protection scope of the utility model.

Claims (5)

1. a kind of integration gas stripping type SBR sewage-treatment plant, it is characterised in that：Described device includes hollow body (1), institute It states in ontology and is equipped with vertical baffle (2), chamber body is divided into conditioning tank (3) and reaction tank (4) by the partition, is located at and is adjusted The ontology wall surface of pond side and separate partition is equipped with water inlet (5), positioned at reaction tank side and far from the ontology wall surface of partition It is equipped with water outlet (6), water inlet air lift component is equipped in the conditioning tank, is equipped with draining air lift component and exposure in the reaction tank Pneumatic module, the water inlet air lift component and draining air lift component connect with outer fan.

2. a kind of integrated gas stripping type SBR sewage-treatment plant according to claim 1, it is characterised in that：The ontology (1) cylindrical structure, bodies top are equipped with top cover (7).

3. a kind of integrated gas stripping type SBR sewage-treatment plant according to claim 1 or 2, it is characterised in that：It is described into Water stripper component includes the first water inlet pipe (8), the first air inlet pipe (9) and the first water lift pipe (10), first water inlet pipe upper end Mouthful it is located at the bottom of the conditioning tank (3), the first water inlet infratubal port and the first air inlet infratubal port are in parallel and with described first The connection of water lift infratubal port, the first water lift pipe upper port are higher than the water surface of conditioning tank and communicate with the reaction tank (4), the row Water stripper component includes the second water inlet pipe (11), the second air inlet pipe (12) and the second water lift pipe (13), on second water inlet pipe Port is located at the middle part of the reaction tank, the second water inlet infratubal port and the second air inlet infratubal port parallel connection and mentions with described second The connection of water pipe lower port, the second water lift pipe upper port are higher than the water surface of reaction tank and connect with the water outlet (6), the aeration Component includes aeration air inlet pipe (14) and aeration plate (15), the aeration plate be located at the bottom of reaction tank and with the aeration air inlet The lower port of pipe connects, and the upper port of the first air inlet pipe, the second air inlet pipe and aeration air inlet pipe connects with the outer fan.

4. a kind of integrated gas stripping type SBR sewage-treatment plant according to claim 3, it is characterised in that：Described first It is arranged at water inlet pipe (8) upper port into water casing (16), the water inlet casing both ends open, casing upper port of intaking is higher than institute The water surface of conditioning tank (3) is stated, water jacket infratubal port is lower than the first water inlet pipe upper port, the second water inlet pipe (11) upper port Place is arranged with water drain casing tube (17), the water drain casing tube both ends open, and water drain casing tube upper port is higher than the water of the reaction tank (4) Face, water drain casing tube lower port are lower than the upper port of the second water inlet pipe.

5. a kind of integrated gas stripping type SBR sewage-treatment plant according to claim 1, it is characterised in that：The water inlet It is equipped at mouth (5) and blocks dirty basket (18).